Abstract Water supply engineering of rainfed agriculture efficient water-saving demonstration base of Gaoya Town in Haiyuan County is the key engineering of Ninghxia efficient agricultural development. The basic situation,water conservancy project status and engineering scale of the project were introduced,and the benefit cost was analyzed from the efficient utilization of water resources,economic benefits,social benefits and ecological benefits,etc. Finally,the prehensive evaluation of the project was carried out,in order to provide reference for the effective implementation of water supply engineering of rainfed agriculture efficient water-saving demonstration base of Gaoya Town in Haiyuan County.
每个人是每个人的过客,每个人是每个人的思念。只愿很久很久之后,我们依然可以如初见一般。你有风清月白的微笑,我有安稳淡然的温暖,我们的交集,是相视一笑那么短,也是一生一世那么长。